2y^2-7y=15

Simple and best practice solution for 2y^2-7y=15 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 2y^2-7y=15 equation:


Simplifying
2y2 + -7y = 15

Reorder the terms:
-7y + 2y2 = 15

Solving
-7y + 2y2 = 15

Solving for variable 'y'.

Reorder the terms:
-15 + -7y + 2y2 = 15 + -15

Combine like terms: 15 + -15 = 0
-15 + -7y + 2y2 = 0

Factor a trinomial.
(-3 + -2y)(5 + -1y) = 0

Subproblem 1

Set the factor '(-3 + -2y)' equal to zero and attempt to solve: Simplifying -3 + -2y = 0 Solving -3 + -2y = 0 Move all terms containing y to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -2y = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -2y = 0 + 3 -2y = 0 + 3 Combine like terms: 0 + 3 = 3 -2y = 3 Divide each side by '-2'. y = -1.5 Simplifying y = -1.5

Subproblem 2

Set the factor '(5 + -1y)' equal to zero and attempt to solve: Simplifying 5 + -1y = 0 Solving 5 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1y = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1y = 0 + -5 -1y = 0 + -5 Combine like terms: 0 + -5 = -5 -1y = -5 Divide each side by '-1'. y = 5 Simplifying y = 5

Solution

y = {-1.5, 5}

See similar equations:

| (3/2)(t^(-1/2))-4=0 | | (2y+3y)(2y-3x)= | | D(t)=299-65t | | X^2+18x=16 | | 4-2y=37-1 | | y=5x/2-3 | | 3t^(1/2)=4t | | 3.0+5.0+2(x-4.0)=3.0x-91.0+5.0x | | 3(6+2x)=-60 | | 2w+8w-64=0 | | 5x^3+34x^2-7x= | | 5(x+8)=3[x-(5-x)] | | 2x+5=-30 | | x+.08x=3250 | | 2/3m=(-6) | | 2x+14=-11-3 | | x^5+x^4-3x^3-3x^2-4x-4=0 | | 0.4+(-5.3)= | | x+(x+6)+2x=180 | | 28=16+3x | | 12x-(9x-4)=31 | | -3/8x=12= | | 3y-7=-3y+-18 | | x+.08x=3562 | | 7x-15=-3x+5 | | 2ln(x)=ln(15)+2ln(2)-ln(12) | | -(3/5)x=(1/10)-(9/10) | | f(n)=2(n-1)+6 | | log(x)=.28 | | (5/6)z=(1/3) | | x^8=64 | | f(n)=(-2) |

Equations solver categories